placebo_window_audit(data, time, value, window, expected =0, by =NULL)
Arguments
data
Data frame.
time
Time column.
value
Value column.
window
Two-element placebo window.
expected
Optional expected mean, typically zero.
by
Optional grouping columns.
Value
An R object containing a placebo/pre-event window. The concrete class and structure follow the selected method, engine, or input object and are preserved as documented by that workflow.
